Some players love the power fantasy. They don't want to worry about ammo, health items, or stopping to hack access points for cash. A modded save removes all friction.
Cyberpunk 2077 on PS4 is already unstable. Injecting PC-derived hex values can cause:
If you are playing on a PS5 (running the PS4 version or the native upgrade), there is a known exploit involving the Phantom Liberty expansion and the Axel romance option that allows you to duplicate items and stack clothing mods. This is the closest you can get to "modding" your own file on console without a PC.
If you are looking to download a save file from the internet (like Nexus Mods) and put it on your PS4, here is the process. Note: You will need a USB drive. cyberpunk modded save ps4
Step 1: Find a Compatible Save
Step 2: Prepare the USB
Step 3: The Edit (Requires a PC)
Step 4: Transfer Back
Step 1: Extract your own save.
Step 2: Open Save Wizard on PC.
Step 3: Import the Modded Save.
Step 4: Transfer back to PS4.
Step 5: Launch the game.
Note for Save Mounter (Jailbroken Only): If you have a jailbroken PS4 (Firmware 9.00 or below), you can use Apollo Save Tool to directly resign saves without paying for Save Wizard.
Cyberpunk 2077 on PS4 (especially pre-1.6 patches) was infamous for save corruption. If you lost a 100-hour save due to a blue screen, a modded save is a quick way to get back to where you were.